Ever since its maiden flight in July 1972, this record breaking Mach 2.5 fighter has been a yardstick for jet fighter design. In the early 1980's, the Air Force requested McDonnell Douglas to modify their F-15 fighter into a dual-role aircraft to be known as the F-15E "Strike Eagle" for use as an air-to-air fighter, and for air to ground attack missions.
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